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Taipei, TW
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Patents Grants
last 30 patents
Information
Patent Grant
Energy saving system utilizing temperature sensing flow control val...
Patent number
10,801,636
Issue date
Oct 13, 2020
QUALITEK PRECISION INDUSTRIAL CO., LTD.
Tsung-Ming Chen
G05 - CONTROLLING REGULATING
Information
Patent Grant
High voltage (HV) impedance device with surface leakage proof confi...
Patent number
9,984,797
Issue date
May 29, 2018
ELMATEK INTERNATION CORP.
Kung-Chao Tung
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Cooling function power adapter
Patent number
7,443,673
Issue date
Oct 28, 2008
Kung-Chao Tung
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Earthquake detecting and warning device
Patent number
7,006,000
Issue date
Feb 28, 2006
Kung-Chao Tung
G01 - MEASURING TESTING
Information
Patent Grant
Externally adjustable impedance transformer
Patent number
6,885,277
Issue date
Apr 26, 2005
Kung-Chao Tung
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Integrated circuit package structure
Patent number
6,809,418
Issue date
Oct 26, 2004
Kung-Chao Tung
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Safety gas controlling system
Patent number
6,037,600
Issue date
Mar 14, 2000
Kung Chao Tung
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Structure for a string of bulbs
Patent number
4,654,766
Issue date
Mar 31, 1987
Kung-Chao Tung
F21 - LIGHTING
Patents Applications
last 30 patents
Information
Patent Application
ENERGY SAVING SYSTEM UTLIIZING TEMPERATURE SENSING FLOW CONTROL VAL...
Publication number
20190360608
Publication date
Nov 28, 2019
QUALITEK PRECISION INDUSTRIAL CO., LTD.
TSUNG-MING CHEN
F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information
Patent Application
HIGH VOLTAGE (HV) IMPEDANCE DEVICE WITH SURFACE LEAKAGE PROOF CONFI...
Publication number
20170330655
Publication date
Nov 16, 2017
ELMATEK INTERNATION CORP.
Kung-Chao Tung
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Cooling Function Power Adapter
Publication number
20080030950
Publication date
Feb 7, 2008
Kung-Chao Tung
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Earthquake detecting and warning device
Publication number
20050270168
Publication date
Dec 8, 2005
Kung-Chao Tung
G01 - MEASURING TESTING
Information
Patent Application
Externally adjustable impedance transformer
Publication number
20040051620
Publication date
Mar 18, 2004
Kung-Chao Tung
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR